🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.7 AU - 1.1 AU

Year: 304 Days

Day: 17.6 Hours

Environment

Temp: 144 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.91 AU - 1.07 AU

Year: 351 Days

Day: 45.9 Hours

Environment

Temp: 93 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 72,030,472 km

• M1: 64,327 km (0.07 R)
• M2: 253,419 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.08 AU - 1.6 AU

Year: 553 Days

Day: 12.6 Hours

Environment

Temp: 18 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.51 AU - 2.33 AU

Year: 948 Days

Day: 12.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 17.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.2

Radius: 5.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 14.94 AU - 19.76 AU

Year: 25760 Days

Day: 18.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 72,030,472 km

• M1: 100,530 km (0.082 R)
• M2: 353,949 km (0.082 R)
• M3: 422,913 km (0.094 R)
• M4: 471,682 km (0.116 R)
• M5: 672,143 km (0.069 R)
• M6: 1,095,804 km (0.069 R)
• M7: 1,217,427 km (0.101 R)
• M8: 1,307,037 km (0.053 R)
• M9: 1,588,879 km (0.038 R)
• M10: 2,099,756 km (0.12 R)
• M11: 2,317,570 km (0.106 R)
• M12: 2,429,170 km (0.061 R)
• M13: 2,965,329 km (0.107 R)
• M14: 3,384,502 km (0.07 R)
• M15: 4,007,727 km (0.084 R)
• M16: 4,722,057 km (0.088 R)
• M17: 4,835,452 km (0.097 R)
• M18: 5,036,063 km (0.077 R)
• M19: 5,151,851 km (0.117 R)
• M20: 5,327,330 km (0.081 R)
• M21: 5,474,983 km (0.115 R)
• M22: 5,564,293 km (0.082 R)
• M23: 6,018,023 km (0.11 R)
• M24: 6,079,358 km (0.025 R)
• M25: 6,233,743 km (0.12 R)
• M26: 7,813,946 km (0.11 R)
• M27: 8,700,163 km (0.039 R)
• M28: 8,874,146 km (0.099 R)
• M29: 9,261,006 km (0.092 R)
• M30: 9,438,728 km (0.102 R)
• M31: 10,014,979 km (0.118 R)
• M32: 10,565,499 km (0.108 R)
• M33: 11,201,290 km (0.066 R)
• M34: 11,314,835 km (0.101 R)
• M35: 12,197,462 km (0.11 R)
• M36: 12,392,388 km (0.093 R)
• M37: 12,431,433 km (0.034 R)
• M38: 13,181,816 km (0.112 R)
• M39: 13,744,155 km (0.077 R)
• M40: 13,865,778 km (0.087 R)
• M41: 15,058,671 km (0.065 R)
• M42: 17,191,488 km (0.089 R)
• M43: 17,629,211 km (0.1 R)
• M44: 17,893,701 km (0.105 R)
• M45: 18,292,828 km (0.056 R)
• M46: 18,784,556 km (0.067 R)
• M47: 18,964,522 km (0.112 R)
• M48: 19,326,100 km (0.112 R)
• M49: 20,470,524 km (0.09 R)
• M50: 20,841,377 km (0.104 R)
• M51: 20,887,902 km (0.108 R)
• M52: 21,261,298 km (0.071 R)
• M53: 21,731,035 km (0.096 R)
• M54: 21,778,159 km (0.097 R)
• M55: 22,489,796 km (0.052 R)
• M56: 22,728,704 km (0.037 R)
• M57: 23,257,233 km (0.117 R)
• M58: 23,887,040 km (0.074 R)
• M59: 24,179,653 km (0.057 R)
• M60: 24,522,532 km (0.073 R)
• M61: 24,620,818 km (0.027 R)
• M62: 24,669,886 km (0.108 R)
• M63: 25,312,259 km (0.108 R)
• M64: 26,060,099 km (0.107 R)
• M65: 28,141,155 km (0.055 R)
• M66: 28,450,224 km (0.057 R)
• M67: 28,863,862 km (0.093 R)
• M68: 29,592,703 km (0.072 R)
• M69: 30,327,677 km (0.068 R)
• M70: 30,485,952 km (0.118 R)
• M71: 30,803,249 km (0.055 R)
• M72: 30,856,356 km (0.087 R)
• M73: 31,601,503 km (0.106 R)
• M74: 34,750,987 km (0.09 R)
• M75: 35,027,294 km (0.104 R)
• M76: 35,637,354 km (0.053 R)
• M77: 36,531,052 km (0.053 R)
• M78: 37,942,209 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.4

Radius: 3.2

Gravity: 31 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 15.33 AU - 20.53 AU

Year: 27062 Days

Day: 16 Hours

Environment

Temp: -194 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 72,030,472 km

• M1: 81,980 km (0.071 R)
• M2: 185,501 km (0.11 R)
• M3: 258,804 km (0.119 R)
• M4: 290,968 km (0.114 R)
• M5: 451,935 km (0.093 R)
• M6: 820,694 km (0.061 R)
• M7: 1,151,156 km (0.086 R)
• M8: 2,666,283 km (0.07 R)
• M9: 2,774,442 km (0.113 R)
• M10: 3,069,898 km (0.107 R)
• M11: 3,107,447 km (0.061 R)
• M12: 3,730,373 km (0.116 R)
• M13: 4,777,408 km (0.11 R)
• M14: 4,997,018 km (0.072 R)
• M15: 5,041,299 km (0.072 R)
• M16: 5,583,441 km (0.105 R)
• M17: 5,861,394 km (0.088 R)
• M18: 5,908,069 km (0.115 R)
• M19: 6,869,085 km (0.111 R)
• M20: 7,216,601 km (0.084 R)
• M21: 8,136,479 km (0.081 R)
• M22: 8,241,048 km (0.115 R)
• M23: 8,451,233 km (0.05 R)
• M24: 10,027,844 km (0.107 R)
• M25: 10,083,794 km (0.054 R)
• M26: 10,308,640 km (0.087 R)
• M27: 10,365,038 km (0.103 R)
• M28: 10,993,050 km (0.041 R)
• M29: 11,166,434 km (0.108 R)
• M30: 11,987,577 km (0.073 R)
• M31: 12,827,868 km (0.114 R)
• M32: 13,873,557 km (0.112 R)
• M33: 14,123,685 km (0.042 R)
• M34: 14,882,595 km (0.099 R)
• M35: 15,138,407 km (0.116 R)
• M36: 15,914,820 km (0.055 R)
• M37: 16,970,083 km (0.052 R)
• M38: 18,526,051 km (0.112 R)
• M39: 20,765,381 km (0.105 R)
• M40: 20,836,739 km (0.035 R)
• M41: 20,908,098 km (0.05 R)
• M42: 20,979,605 km (0.094 R)
• M43: 21,699,171 km (0.099 R)
• M44: 22,134,800 km (0.097 R)
• M45: 23,014,585 km (0.099 R)
• M46: 23,384,541 km (0.091 R)
• M47: 23,607,442 km (0.07 R)
• M48: 24,280,482 km (0.084 R)
• M49: 24,732,567 km (0.111 R)
• M50: 24,959,657 km (0.102 R)
• M51: 25,035,503 km (0.104 R)
• M52: 25,339,785 km (0.081 R)
• M53: 26,491,389 km (0.112 R)
• M54: 26,801,356 km (0.106 R)
• M55: 27,503,269 km (0.114 R)
• M56: 28,132,179 km (0.09 R)
• M57: 28,211,166 km (0.119 R)
• M58: 28,369,142 km (0.074 R)
• M59: 28,448,429 km (0.056 R)
• M60: 31,674,806 km (0.119 R)
• M61: 32,333,785 km (0.118 R)
• M62: 33,665,505 km (0.097 R)
• M63: 34,422,320 km (0.113 R)
• M64: 39,786,302 km (0.088 R)
• M65: 42,111,651 km (0.095 R)
• M66: 42,382,872 km (0.112 R)
• M67: 44,941,295 km (0.099 R)
• M68: 45,403,403 km (0.039 R)
• M69: 46,705,652 km (0.119 R)
• M70: 47,455,287 km (0.119 R)
• M71: 47,549,234 km (0.094 R)
• M72: 47,925,772 km (0.054 R)
• M73: 48,303,357 km (0.077 R)
• M74: 49,537,241 km (0.086 R)
• M75: 50,973,679 km (0.106 R)
• M76: 51,359,043 km (0.059 R)
• M77: 51,842,095 km (0.075 R)
• M78: 52,423,881 km (0.093 R)
• M79: 52,520,970 km (0.117 R)
• M80: 53,985,533 km (0.093 R)
• M81: 57,054,534 km (0.116 R)
• M82: 57,755,250 km (0.051 R)
• M83: 59,266,637 km (0.06 R)
• M84: 59,367,765 km (0.083 R)
• M85: 59,976,330 km (0.098 R)
• M86: 61,097,117 km (0.065 R)
• M87: 62,019,388 km (0.09 R)
• M88: 64,189,155 km (0.085 R)
• M89: 67,542,990 km (0.055 R)
• M90: 67,648,756 km (0.103 R)
• M91: 68,602,741 km (0.104 R)
• M92: 68,921,684 km (0.062 R)
• M93: 69,028,197 km (0.072 R)
• M94: 70,416,765 km (0.12 R)
• M95: 71,275,905 km (0.117 R)
• M96: 71,598,887 km (0.06 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 14,620 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit